Results 91 to 100 of about 106,358 (286)

Endogenous rhythmic growth and ectomycorrhizal fungi modulate priming of antiherbivore defences in subsequently formed new leaves of oak trees

open access: yesJournal of Ecology, Volume 113, Issue 6, Page 1382-1396, June 2025.
A first herbivore attack primes direct and indirect defences of newly formed oak leaves and, the specific display of defence priming is regulated by rhythmic growth, and modulated by the interaction with the ectomycorrhizal fungus Piloderma croceum. Therefore, the priming memory in oaks can be transmitted to the next growth cycle. GC, growth cycle; SF,
I. Fernández   +8 more
wiley   +1 more source

Forest edges enhance mate-finding in the European gypsy moth, Lymantria dispar [PDF]

open access: yes, 2014
Understanding movement capabilities of individuals within a landscape is essential to identifying the effects of habitat boundaries on species abundances, ranges, and spread rates.
Thompson, Lily
core   +1 more source

Evidence of Spatial Synchrony in the Spread of an Invasive Forest Pest

open access: yesEcology Letters, Volume 28, Issue 6, June 2025.
Although synchrony in population growth rates and abundance is ubiquitous across many taxa, this study demonstrates a new manifestation of this phenomenon, that of spatial synchrony in range expansion. Just as climatic drivers can produce synchrony in population growth or abundance, we show that synchronised fluctuations in seasonal climate conditions,
Clare A. Rodenberg   +2 more
wiley   +1 more source

The Involvement of Human Factors Brings New Findings for Predicting Global Suitability Habitat for Hyphantria cunea (Lepidoptera: Arctiidae)

open access: yesEcology and Evolution, Volume 15, Issue 5, May 2025.
Distribution of Hyphantria cunea over the next 40 years and changes in highly suitable habitat across continents. (a) SSP126; (b) SSP245; (c) SSP370; (d) SSP585. ABSTRACT Invasive pests have spread globally at an unprecedented scale, severely threatening biodiversity and resulting in significant economic losses, emerging as a global problem. This study
Haochang Hu   +8 more
wiley   +1 more source

Effect of Prey Density on Diurnal Activity and Ovarian Development in \u3ci\u3eCalosoma Calidum\u3c/i\u3e (Coleoptera: Carabidae): Implications for Biological Control of the Gypsy Moth, \u3ci\u3eLymantria Dispar (Lepidoptera: Lymantriidae)\u3c/i\u3e in the Midwest [PDF]

open access: yes, 2017
Four feeding treatments were used in the laboratory to study the effects of the availability of prey on diurnal behavior and ovarian development of Calosoma calidum. Activity was closely monitored for six weeks.
Case, Laurie J, Jeffords, Michael R
core   +2 more sources

Herbivore Fronts Shape Saltmarsh Plant Traits and Performance

open access: yesEcology and Evolution, Volume 15, Issue 4, April 2025.
We show that Sesarma reticulatum fronts lower elevation and its direct grazing causes declines in Spartina alterniflora growth traits and defensive ability at the leading edge of the front. However, at the trailing edge, Sesarma razing increases Spartina belowground biomass, presenting an indirect pathway in which herbivory may enhance ecosystem ...
Serina S. Wittyngham, David S. Johnson
wiley   +1 more source

Insect immunity in the Anthropocene

open access: yesBiological Reviews, Volume 100, Issue 2, Page 698-723, April 2025.
ABSTRACT Anthropogenic activities result in global change, including climate change, landscape degradation and pollution, that can alter insect physiology and immune defences. These changes may have contributed to global insect decline and the dynamics of insect‐transmitted diseases.
Md Kawsar Khan, Jens Rolff
wiley   +1 more source

Gypsy moth: Possible threat to California trees

open access: yesCalifornia Agriculture, 1977
An infestation of the gypsy moth, Lymantria dispar (L.), was discovered in San Jose in October 1976, only a year after positive identification of Dutch elm disease in California.
C Koehler, W Hamilton
doaj  

Genetic evidence of broad spreading of Lymantria dispar in the West Siberian Plain.

open access: yesPLoS ONE, 2019
Gypsy moth Lymantria dispar L. 1758 (Lepidoptera: Erebidae) is one of the most dangerous forest pests of the Holarctic region. Outbreaks of gypsy moth populations lead to significant defoliation of local forests.
Vyacheslav Martemyanov   +11 more
doaj   +1 more source

Population Regulation of Gypsy Moth (Lepidoptera: Lymantriidae) by Parasitoids: Does Spatial Density Dependence Lead to Temporal Density Dependence? [PDF]

open access: yes, 2017
In 1987, four gypsy moth, Lymantria dispar, (L.) densities were established in eight 1-ha plots in western Massachusetts, ranging from 50,000 to 1.4 M neonates per hectare.
Elkinton, J. S.   +3 more
core  

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